He's already had his best five years, but it's going to hurt his pension, because he didn't have the raise three years ago, when it would have helped him more, though he's glad his colleagues are getting it.
Il a déjà eu ses cinq meilleures années, mais cela va nuire à sa pension parce qu'il n'a pas eu l'augmentation il y a trois ans, au moment où cela lui aurait été le plus utile; malgré tout, il est heureux que ses collègues puissent l'avoir.